Elevating seat mechanism used for nursing robot

The invention relates to an elevating seat mechanism used for a nursing robot. The mechanism is characterized in that the elevating seat mechanism used for the nursing robot comprises a seat, a seat rod, seat tube clamps, a first sleeve tube, a second sleeve tube, a hoop, a hoop hinged seat, a connecting rod, a push rod connecting part, a push rod head connecting part, a first bearing seat, an electric push rod, a push rod tail connecting part, a second bearing seat and a seat hinged seat; the seat is connected to the upper part of the seat rod; the first sleeve tube comprises a horizontal section and a vertical section; the lower part of the seat rod is embedded into the vertical section of the first sleeve tube; through one seat tube clamp, the seat rod and the vertical section of the first sleeve tube are fastened and fixed; the horizontal section of the first sleeve tube is embedded into the second sleeve tube; through the other seat tube clamp, the horizontal section of the first sleeve tube and one end